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ISSO, SME
Hyattsville, MDMarch 31st, 2026
Information System Security OfficerWould you like to perform rewarding work while contributing to the success of an established, growing company? Navstar is an award-winning organization that has a proven track record of successfully providing IT services and solutions both as a prime and sub-contractor on mission-focused IT programs. Our employees are integral players in support of mission-critical programs focused on our National Security.
Role Description: Seeking a self-starting, motivated individual to be the Information System Security Officer maintaining compliance and strengthening the security posture of critical mission systems and their System Security Plans (SSPs) via the Risk Management Framework.
Responsibilities:
Ensure the appropriate operational security posture is maintained for information systems.
Support continuous monitoring of networks to detect and correct areas of security non-compliance, unmitigated vulnerabilities, and other risks.
Follow consistent security processes and play a role in the information systems continuous monitoring program.
Perform regular audits of information systems.
Assist the information systems security manager in preparing the information system for periodic reaccreditation.
Required Skills and Qualifications:
TS/SCI with Polygraph Required
Experience as an ISSO with emphasis on Defense-in-Depth principles, network, and enterprise security architecture.
Experience applying the principles of the NIST 800-53 including the procedures in the Risk Management Framework (RMF).
Bachelor's degree plus 8-years of relevant experience or master's degree plus 6-years of relevant experience. An associate's degree or 18 semesters hours of military coursework/training in a computer-related field plus 10-years of relevant experience or high school diploma/GED plus 12-years of relevant experience may be considered.
Information Assurance Manager (IAM) Tier 1 certification.
Pay Rate: In compliance with Maryland's Equal Pay for Equal Work law, the annual base salary range for this position is $150,000 - $190,000. This range represents the base pay for this role and is provided in accordance with Maryland's requirements to disclose compensation in job postings. Please note that actual compensation may vary based on factors such as (but not limited to) the scope and responsibilities of the role, the candidate's qualifications, experience, education, skills, internal equity, and market conditions. In addition to base salary, candidates hired into this position may be eligible for a hiring bonus of $10,000.00, subject to applicable contingencies and Navstar policy.
About Navstar: For 20 years Navstar has provided high-quality Innovative Technology Services and Solutions throughout the Intelligence Community. We would not have achieved the success we have without the best AllStar team; this is not just a place to work, Navstar is a community. At Navstar everything we do revolves around listening to both our customers and employees, delivering the results they expect, and being a trusted partner as both a prime and subcontractor. We have a proven track record of successfully providing innovative technology services and solutions on highly mission-focused programs; all while enjoying what we do at the same time. Security is our priority; together, we will make the nation a safer place.
Benefits at Navstar:
Highly Competitive Health Care Premiums, including 100% employer paid for employee
Flexible Spending Accounts for Medical and Dependent Care
Generous PTO and Federal Holiday Paid Leave
Employer Paid STD/LTD
Employer Paid Life Insurance
401K plan and Employer Match
Referral and Opportunity Referral Programs
Professional Development Assistance
EOE/M/F/Vet/Disabled Navstar, Inc. is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, age, religious beliefs, national origin, disability, U.S. veteran status, or any other legally protected characteristics under federal, state or local law.
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